(Morganucodon,(Kuehneotherium,(Gobiotheriodon,Tinodon,Yermackia,(Zhangheotherium,(Maotherium_sinen,Maotherium_asiat),(Spalacotherium,(Akidolestes,(Symmetrolestes,(Heishanlestes,Spalacotheroides,(Spalacotheridium,(Spalacolestes,Symmetrodontoide))))))))));